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MILLS WINDOW AND DOOR is your hometown expert for windows, siding, and doors.

At Mills, we shop all the top brands to provide the perfect product for every home and budget, PELLA, ANDERSEN, PLYGEM, JAMES HARDIE, ALSIDE, LP, and more! Call today for a free, no-pressure consultation.

ABOUT US

We have over 25 years of Window, Door & Millwork industry experience in the St. Louis and surrounding area

Our knowledgeable and professional staff will go the distance to ensure your Window and Door purchase and installation meets and exceeds your standards. From the initial consultation, throughout the selections and purchase process, through installation and for years to come, you will find the staff at Mills Window & Door ready and willing to serve your replacement Window, Low-Maintenance Vinyl Siding, & Patio Door needs. We will also take the time to properly educate you on our complete line of products, so that you can be certain you are choosing the right products and materials, at a price you can afford.

ABOUT US

WHY CHOOSE US?

Our design consultants will find the perfect fit for every home and budget

LOCALLY OWNED AND OPERATED

25+ years of Window, Door & Siding Industry Experience in the St. Louis Area.

QUALITY & VALUE AT THE BEST PRICE

We’ll Work With the Manufacturer to Get You the Best Pricing!

Window, Siding & Door Discounts & Special Offers

SPECIALS

Request a Window, Door or Siding Estimate

Want to hear more about Mills Window & Door’s products & services? Want to schedule a FREE, NO OBLIGATION ESTIMATE? We would love to hear from you. Please fill out our contact form and one of our representatives will get in touch with you shortly! We offer an exceptional value and remarkable customer service from a well-seasoned staff committed to making your home improvement project as easy and rewarding as possible.